/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.cassandra.cql3.ast;

import java.util.stream.Stream;

public final class Elements
{
    private Elements()
    {}

    public static void newLine(StringBuilder sb, int indent)
    {
        sb.append('\n');
        for (int i = 0; i < indent; i++)
            sb.append(' ');
    }

    public static Stream<Symbol> symbols(Element element)
    {
        return element.streamRecursive(true)
                      .filter(e -> e instanceof Symbol)
                      .map(e -> (Symbol) e);
    }
}
